Finding the Fourth Proportional to 1,939,317.84, 2,907,625.14 and 859,243.32
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Solution
The fourth proportional to 1,939,317.84, 2,907,625.14 and 859,243.32 is: 1,288,266.12
Step by Step Solution
- Step 1: Write the proportion equation
1,939,317.84 : 2,907,625.14 = 859,243.32 : x - Step 2: Convert to fraction form
1,939,317.84/2,907,625.14 = 859,243.32/x - Step 3: Cross multiply
1,939,317.84x = 2,907,625.14 × 859,243.32 - Step 4: Simplify right side
1,939,317.84x = 2,498,357,478,609.07 - Step 5: Solve for x
x = 2,498,357,478,609.07/1,939,317.84 - Step 6: Final answer
x = 1,288,266.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.